SWANN SW343-DP2 4-Channel Digital Video Recorder with 320 GB Hard Drive and 2 Cameras Easy-to-use, Plug & Play Digital Video Recorder with 2 Outdoor Cameras & Cables LR Night Vision Up To 30 Feet 400 TV Lines Resolution 6MM Lens Pre-installed SATA 320 GB Hard Drive for Extended Recording Easy-to-use, plug-&-play digital video recorder with 2 outdoor cameras and cables Cameras have IR night vision up to 30 ft & are 400 TVL with 6mm lenses Pre-installed SATA 320 GB Hard Drive for extended recording Advanced MJPEG compression Triplex operation